Kenwood VRS-N8100 Service Manual page 15

AY AZ
(X25-6630-11) (B/2)
FUNCTION
1
SWITCH
WH303
X08-
CN5
2
GND 1
2/6
AI-4
J1
R15
L
1K
AUX
IN
R14
1K
R
R19
L
1K
2
PLAY
IN
R18
1K
R
VIDEO 1
J2
R17
L
1K
REC
OUT
R16
1K
R
R21
L
1K
PLAY
VIDEO 2
IN
R20
3
1K
R
R23
L
1K
DVD
IN
R22
1K
R
CN3 R7
X14-E/7- 100
GAME Lch 3 13
CN305
AUDIO GND 2
R8
6/6
1 14
GAME Rch
100
J3
R37 R147 R51 C33
CB-4
47 470 470 2.2u50
L
4 +
Q3
Q9 R57
470
SURROUND
BACK
R56
Q10
470
Q4
R38 R148 C34
47 470 R50 2.2u50
PRE R
+
OUT 470
R39 R52 C35
SUB 47 1K 22u50
WOOFER +
R58
Q5 1K
5
D9
R24 R49
Q2
560 1K
1/4W
R110
R43
10K
CN1
R2
F.AUX Rch 1
100
3
F.AUX GND 2
X14-E/7- R1
F.AUX Lch 3
CN306
100
HP Rch 4
IC1
6/6 R47
HP GND 5
(1/2)
22 8 3
HP Lch 6 2W
1
6
CB-5 2
R55 47K
Q1 C31 10P
HEADPHONE AMP
C32 10P
R54 47K
R48
6
22
2W 7
5
IC1
4
(2/2)
+14.7V
7
BA BB
IC2
32
DGND
R78 100
31
12
CL
30 R79 100
DA 11
1
29
INA1
VEE 7V
2
INA2
3
INB1
28
4
BIAS
INB2
5
INC1
6 27
INC2 VCC +7V
7 26
IND1 RECA1
8 25
IND2 RECA2
9 24
INE1 RECB1
10 23
INE2 RECB2
11 22
INF1 RECC1
12 21
INF2 RECC2
13 20
13 ING1 OUT1
14 19
14 ING2 OUT2
15 18
INH1 INI1
16 17
INH2 INI2
R97
VOLUME IC 4.7K
IC5
C55 C65
10u50 1 14 2.2u50
IN1 OUT1
+ +
C64
2
AGND1
13 2.2u50
OUT2
C80
+
10u50 3
IN2
R96
+
4
4.7K
AGND2 12
SEL
R99 R125 5
VEE
11
220 10
DGND
1/4W
10
R116
MUTE
6
100
AGND3 9
DA 7
R100
220 R126 R114
1/4W 10 7 8 100
VCC CL 6
+7V
+11.8V +11.8V
12.4V
BUFFER
R65
+11.8V +11.8V
C57 10 R98
IC3
8 3 4.7u50 100
(1/2)
SW
1 +
2
R73 47K
C45 3900P
C43 10P
R75 47K
6
C56
7
R101
4.7u25
5 100
IC3
L
4
(2/2)
R66
12.4V
10
C58
IC4
BUFFER R103
4.7u25
(1/2) 8 3 100
R
1
2
R76 4
6
47K 7
5
C44
IC4
(2/2)
10P
+11.8V
1K
R45
+B +11.8V
C41 1 R83 C53
10u50 1K 1u50
+ +
Q6 R87 R104
Q8
1K 1K
R80
10K
R88
1K
Q7 +11.8V
C40 R82 C54
10u50 1K 1u50
+ +
R46
1
B 12.4V 12.4V
+14.7V
BC BD
A1
R9
1 47
CN312 OUT
2
1 TX+ GND
OPT 1
X17-
2 TX-
CN5 R11
3 CT
3 4.7
VCC +5V
4 RX+
1/6 P-3
5 RX-
6 GND A2
R12
1 47
OUT
J6 2
GND
OPT 2
1 TX+
R10
2 TX-
4.7
3
3 RX+ VCC
R666 4
J4
L1 C5
75 5
600
4700P
COAX 1
6 RX-
C617
100P R667 7
8
75
L2
C6
600
4700P
COAX 2
IC7 R132
10
(1/2)
C67
+11.8V
22u50 3
R135 C95
8
1 22 4.7u50
+
2 +
6
R134 C94
22 4.7u50
C68 7
22u50
5 +
IC7
4
+
(2/2)
R133
12.4V
10
FUNCTION SWITCH
12.4V
IC6
C60
R115
470P
10
30
VDD
R113
1 R112
C66
VEE
29 5.6K
10 R111 5.6K 2
R1
470P
L1
28 R118
R117 2.7K
3
R2
L2
2.7K
27
4
LCOM1 RCOM1
26
5
R3 26
L3
C74 R74
R69 C75
4.7u50 100
25
100 4.7u50
6
R4
L4 +
24
+
7 RCOM2 24
LCOM2
23
R123 R5 23
R92 100K
100K 8
L5
R70
22
R61
R6
100
9 100
L6
10 21
LCOM3 RCOM3
20
R137
11
R7
L7
19
100K
12
RCOM4
LCOM4
18
13 R120
NC18
NC13
17 100
14
DATA 10
ST
R121
15 16
VSS CK 9
100
R122
8
100
+14.7V
+12V AVR
IC8
+11.8V OUT IN
GND
GND
12.4V OUT IN
+14.7V
IC9
27
BE BF
IC1,7 : NJM4580ED
IC2 : BD3841FS
IC3,4 : NJM4565M
IC5 : BD3812F
IC6 : NJU7311AM
IC8 : KIA7812API
CN5
IC9 : KIA7912PI
1 +5V
2 GND Q1 : KTC3199(Y,GR) or
2SC1740S(Q,R) or
3 DIN OPT1
X08-
CN1 2SC2785(F,E)
4
GND
Q2,8 : 2SA992(F,E)
5 DIN OPT2
Q3-7,9,10 : 2SC4213(B)
2/6
6 D-GND
D1 : 1SS133 or HSS104A
7 DIN COAX1
U-2
D2 : MTZJ4.7(B)
8 D-GND
D3 : MTZJ3.9(B) or RD3.9ES(B2)
9 DIN COAX2
D4,5 : HZU6.8(B2) or UDZS6.8B
D9 : 1SR139-400 or
S5688B
RECORDING LINE
DIGITAL LINE
SIGNAL LINE
GND LINE
+B B LINE
B B LINE
CN6
2.4V
1 Lch
2 GND
2.4V
3 Rch
+11.8V 4 +12V
5 Lch
12.4V 6 -12V
7 Rch
X08-
CN11
8 GND
9 Lch
2/6
AG-1
10 GND
11 Rch
12 GND
L 13 BS/Lbsch
14 GND
R 15 Rbsch
16 GND
SW 17 SWch
CN7
1
NC
+14.7V 2 +14V
3 3 PRE MUTE
4 4 HP MUTE
5 5
HP RELAY
6 6 VR SCL
7 7 VR SDA
8 8 SEL STB
9 9 SEL CLK
10 10 SEL DATA
11 11 3841 SDA
X08-
12 12 3841 SCL
CN71
R678 100
13 13
PLL CE
R677 100 2/6 AQ-5
14 14 PLL DIN
R676 100
15 15 PLL CLK
R675 100
16 16
PLL DO
R674 100
17 17 S LEVEL
R673 100
18 18 T MUTE
R672 100
19 19
SD
R671 100
20 20 STEREO
R670 100
21 21 FMDET
CAUTION: For continued safety, replace safety critical com-
CN603
ponents only with manufacturer's recommended parts (refer
20 1 STEREO
to parts list).
19 2 SD
continued protection against risk of fire, replace only with
18 3 T MUTE
R668
same type and rating fuse(s). To reduce the risk of electric
4 Rch
100
shock, leakage-current or resistance measurements shall be
5
carried out (exposed parts are acceptably insulated from the
R669
6 Lch
supply circuit) before the appliance is returned to the cus-
100
21 7 FMDET
tomer.
R131
L3
4.7
+11.8V 8 +12V
600
9
The DC voltage is an actual reading measured with a high
17 10 S LEVEL
L4 impedance type voltmeter with no signal input. The mea-
11
surement value may vary depending on the measuring
600
16 12 PLL DO
instruments used or on the product.
15 13 PLL CLK
14 14 PLL DIN
13 15 PLL CE
R129
2.2 WH301
1/4W
+14.7V 4 +14V
X14-A/7-
CN3
3 GND
R130
6/6 BV-2
10
1/4W
15V 2 -14V
1 GND
-12V AVR
VRS-N8100 (4/6)
BG BH
VRS-N8100
indicates safety critical components. For
28
X25-6630-11(B/2)